import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress'
import 'nprogress/nprogress.css'
import { getToken } from '@/utils/auth'
import { getSession } from '@/utils/tool'
import SSO from '@/utils/sso'

NProgress.configure({ showSpinner: false })

const whiteList = ['/login', '/auth-redirect', '/bind', '/register']
const routeByRoles = (roles, accessRoutes, next) => {
  if (roles[0] == 'thirdparty') {
    next({path: `/tripartiteReview/reviewTask`, replace: true})
    } else if (roles[0] == 'expert') {
      next({path: `/expert_pro/manage/confirm`, replace: true})
    } else if (roles[0] == 'commission') {
      next({path: `/send_finance/manage/account`, replace: true})
    } else if (roles[0] == 'project') {
      next({path: `/manage/myproject`, replace: true})
    } else {
      // next({path: `/home`, replace: true})
      /**
       * 临时解决方案，登录成功后固定取第一个路由返回的页面来展示
       * */ 
      let routeTo = accessRoutes[0].path + '/' + accessRoutes[0].children[0].path
      routeTo = routeTo.startsWith('//') ? routeTo.slice(1) : routeTo
      next({ path: routeTo, replace: true }) // hack方法 确保addRoutes已完成
    }
}
router.beforeEach((to, from, next) => {
  NProgress.start()
  if (getToken()) {
    /* has token*/
    if (to.path === '/login') {
      next({ path: '/' })
      NProgress.done()
    } else {
      if (store.getters.roles.length === 0) {
        if (getSession('SET_ROLES') == false || getSession('SET_ROLES').length === 0) {
          // 判断当前用户是否已拉取完user_info信息
          store.dispatch('GetInfo').then((res) => {
            store.dispatch('GenerateRoutes').then(accessRoutes => {
              // 根据roles权限生成可访问的路由表
              router.addRoutes(accessRoutes) // 动态添加可访问路由表
              routeByRoles(res.roles, accessRoutes, next)
              // next({ ...to, replace: true }) // hack方法 确保addRoutes已完成
            })
          }).catch(err => {
            if (SSO.enable) {
              next({path: '/401'})
            } else {
              store.dispatch('LogOut').then(() => {
                // Message.error(err)
                next({ path: '/' })
              })
            }
          })
        } else {

          store.dispatch('GetInfo').then((res) => {
            store.dispatch('GenerateRoutes').then(accessRoutes => {
              // 根据roles权限生成可访问的路由表
              router.addRoutes(accessRoutes) // 动态添加可访问路由表
              if (to.path === '/') {
                routeByRoles(res.roles, accessRoutes, next)
              } else {
                next(to)
              }
            })
          }).catch(err => {
            if (SSO.enable) {
              next({path: '/401'})
            } else {
              store.dispatch('LogOut').then(() => {
                // Message.error(err)
                next({ path: '/' })
              })
            }
          })
        }
      } else {
        next()
      }
    }
  } else {
    // 没有token
    if (whiteList.indexOf(to.path) !== -1) {
      // 在免登录白名单，直接进入
      next()
    } else {
      next(`/login?redirect=${to.fullPath}`) // 否则全部重定向到登录页
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  NProgress.done()
})
